Samsung Display Co., Ltd.

Skhynix Inc.

Chi Wook An

Seong Jun Lee

Yong-Hwan Park

Un Sang Lee

Sang Hyun Jun

Jong Seok Kim

Jung-Hyun Cho

Mi Young Kim

Min Kyu Lee

Soon Il Jung

Mi Ran Ji

Hyeon Bum Lee

Hae Young Yun

Ji Ryun Park

Hyeong Jun Kim

Kang Wook Heo

Kyung Sub Park

Jong Woo Kim

Hee-Seong Jeong

Moo Soon Ko

Ki Ho Bang

Seong Min Wang

Jae Hyun Lee

Yong Hwan Park

Ju Yeab Lee

Tae Gyun Kim

Hwa-Jeong Kim

Hwang Huh

Eun Ae Jung

Seong Min Cho

Ok-Byoung Kim

Chan Young Kim

Mi-ran Ji

Yeong Ho Lee

In Geun Lim

Won Hak Choi

Hyun Duck Cho

Gun Woo Ko

So La Lee

Jung-hyun Cho

Chang Wook Kim

Mi-Ran Ji

A display device includes a pixel defining layer on a substrate and having a first opening defining a light emission area, a light emitting element layer in the light emission area and including an anode electrode, a sensing electrode on the pixel defining layer and having a second opening overlapping the first opening, and a first organic layer covering the sensing electrode and having a third opening overlapping the first opening, wherein a width of the second opening is greater than a width of the first opening in a plan view.

Display device having organic layers with different sizes of openings

A light emitting display device includes: a flexible substrate including a display area and a peripheral area having a bending area. The display area includes: a plurality of inorganic layers; first and second organic layers that are disposed on the plurality of inorganic layers; a black pixel defining layer that is disposed on the second organic layer; and a spacer that is disposed on the black pixel defining layer. In the bending area, the plurality of inorganic layers include a first opening formed at a position corresponding to the bending area. The first opening is filled with the first organic layer, the second organic layer is disposed on the first organic layer, the black pixel defining layer includes a second opening at a position corresponding to the bending area, and the second opening is filled with an organic layer for the spacer, formed of a same material as the spacer.

Light emitting display device

A light emitting display device includes a substrate including a display area and a non-display area adjacent to the display area; a lower pad electrode on the substrate in the non-display area; a planarization layer overlapping the lower electrode; an upper pad electrode on the lower pad electrode and overlapping at least a portion of the lower planarization layer. The planarization layer includes an opening exposing an upper surface of the lower pad electrode, the lower pad electrode and the upper pad electrode are electrically connected to each other through the opening, the lower planarization layer includes an exposed portion exposing an upper surface of the lower planarization layer, and an overlapping portion overlapping at least a portion of the upper pad electrode, and a height of the upper surface of the exposed portion is lower than a height of an upper surface of the overlapping portion.

Light emitting display device and manufacturing method thereof

A display device includes a pixel electrode, a wall layer, an emission layer, a touch electrode, and a light blocking member. The wall layer includes an opening exposing the pixel electrode. The emission layer overlaps the pixel electrode. The light blocking member overlaps the touch electrode and includes a first opening and a second opening each exposing the emission layer. A first perimeter section of the first opening is spaced from a first perimeter section of the opening by a first distance in a first direction in a plan view of the display device. A second perimeter section of the first opening is spaced from a second perimeter section of the opening by a second distance in a second direction in the plan view. The second distance is equal to the first distance. The second direction is at 45 degrees relative to the first direction.

Display device

A display device includes a substrate, a pixel electrode disposed on the substrate, a bank layer which is disposed on the pixel electrode and in which a pixel opening overlapping the pixel electrode is defined, an encapsulation layer disposed on the pixel electrode and the bank layer, a sensing electrode disposed on the encapsulation layer, a first insulating layer which is disposed on the sensing electrode and in which an opening overlapping the pixel opening is defined, and a second insulating layer which is disposed on the first insulating layer and has a higher refractive index than a refractive index of the first insulating layer, where a side inclination angle of the first insulating layer in the opening of the first insulating layer is different depending on a position of the opening of the first insulating layer.

Display device and photomask for defining opening in the display device

A display device includes a substrate, a pixel emitting light, a light blocking layer blocking light, a first pixel row comprising a first pixel group and a second pixel group in a first direction in a plan view, and a second pixel row in a second direction that intersects the first direction and comprising a third pixel group and a fourth pixel group in the first direction. The first pixel group includes a first sub-pixel, a second sub-pixel in a third direction from the first sub-pixel, the third direction intersecting the first direction, and a third sub-pixel in the first direction from the first sub-pixel. The third pixel group may include a sixth sub-pixel, a seventh sub-pixel in the third direction from the sixth sub-pixel, and an eighth sub-pixel in the first direction from the sixth sub-pixel. The third pixel group may be surrounded by the light blocking layer.

A display device includes a substrate, a pixel electrode disposed on the substrate, a bank layer which is disposed on the pixel electrode and in which a pixel opening overlapping the pixel electrode is defined, an encapsulation layer disposed on the pixel electrode and the bank layer, a sensing electrode disposed on the encapsulation layer, a first insulating layer which is disposed on the sensing electrode and in which an opening overlapping the pixel opening is defined, and a second insulating layer disposed on the first insulating layer and having a higher refractive index than a refractive index of the first insulating layer. The opening of the first insulating layer includes a first edge and a second edge separated from an edge of the pixel opening and extending in different directions from each other and a first extension part disposed at a portion where the first edge and the second edge meet.

Display device including insulating layer defining opening

A display device includes a substrate having a light emission area, a light emitting element layer including a light emitting element on the light emission area, and an sensing layer on the light emitting element layer and including a sensing electrode having a first opening overlapping the light emission area, a first refraction layer directly on the sensing electrode and having a second opening overlapping the light emission area, and a second refraction layer on the light emitting element layer and the first refraction layer, a first optical refractive index of the first refraction layer being less than a second optical refraction index of the second refraction layer.

Display device having anti-reflection layer

A memory device comprises a plurality of memory cells each having a threshold voltage corresponding to any one of a plurality of program states according to target data to be stored by performing a program operation, page buffers configured to store data provided from a memory controller, a data conversion controller configured to control the page buffers to convert the data into the target data including a plurality of logical page bits and a program operation controller configured to perform the program operation to store the target data in the plurality of memory cells, wherein the plurality of logical page bits include at least one logical page bit distinguishing even program states from odd program states among the plurality of program states and remaining logical page bits other than the at least one logical page bit having a same value as at least one program state among adjacent program states.

Memory device and method of operating the same

A display device according to embodiments includes: a display panel that includes a display area that includes a partition layer that includes a first opening through which light is emitted from an organic light emitting diode and a peripheral area around the display area; a touch electrode disposed on the display panel; a touch electrode passivation layer that covers the touch electrode and includes a second opening that corresponds to the first opening; and a high refractive index layer that covers the touch electrode passivation layer and the second opening. The touch electrode passivation layer includes an open region formed in a portion that corresponds to the peripheral area, and the touch electrode passivation layer is not formed in the open region.

Display device including a first dam and a second dam disposed in the peripheral area

A display device including: a display panel including first and second pixels a substrate; and a touch sensor on the display panel, wherein the touch sensor includes: sensor patterns on the display panel; bridge patterns connected to the sensor patterns; a first light blocking pattern on the sensor patterns, wherein the first light blocking pattern is provided for each of the first pixels, the first light blocking pattern including a first opening corresponding to an emission area of each of the first pixels; and a second light blocking pattern located under the first light blocking pattern, wherein the second light blocking pattern is provided for each of the first pixels, the second light blocking pattern including a second opening to correspond to the emission area of each of the first pixels, and wherein the first and second light blocking patterns have the same planar shape.

A display device, including a substrate; a pixel electrode and an opposing electrode on the substrate; an encapsulation portion on the opposing electrode, the encapsulation portion including at least one organic layer and at least one inorganic layer alternately deposited; and a planarization layer on the encapsulation portion, the planarization layer including a portion covering an edge portion of the encapsulation portion, a first angle between an edge side surface of the planarization layer and a surface of the substrate being larger than a second angle between an edge side surface of the encapsulation portion and the surface of the substrate.

A memory device includes bit lines coupled to a memory block, a page buffer group selecting the bit lines in response to page buffer signals, applying a precharge voltage to selected bit lines from among the bit lines, and applying a ground voltage to unselected bit lines during a program verify operation, and a page buffer controller outputting the page buffer signals to selectively apply the precharge voltage to the bit lines according to an order of read operations on a logical page during the program verify operation.

Memory device and bit line precharging method during program verify operation in the memory device

A display device includes a substrate and a plurality of pixels positioned on the substrate. Each pixel includes a first electrode, a partition wall including a first opening overlapping the first electrode, and a low refractive layer including a second opening overlapping the first opening. The plurality of pixels includes a first plurality of pixels having a first gap between an edge of the first opening and an edge of the second opening and a second plurality of pixels having a second gap between an edge of the first opening and an edge of the second opening. The first gap and the second gap have different lengths from each other. At least one of the first plurality of pixels and at least one of the second plurality of pixels emit light of the same color as each other.

A sensing unit includes a plurality of first sensing electrodes of a first group disposed in a sensing area in a first direction, and a first sensing line electrically connected to one of the first sensing electrodes of the first group. The first sensing line is disposed in the sensing area and extends in a second direction intersecting the first direction.

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Hwaseong-si, South Korea

Chi Wook An